DE60325884D1 - Elektroaktiver aktuator - Google Patents

Elektroaktiver aktuator

Info

Publication number
DE60325884D1
DE60325884D1 DE60325884T DE60325884T DE60325884D1 DE 60325884 D1 DE60325884 D1 DE 60325884D1 DE 60325884 T DE60325884 T DE 60325884T DE 60325884 T DE60325884 T DE 60325884T DE 60325884 D1 DE60325884 D1 DE 60325884D1
Authority
DE
Germany
Prior art keywords
electro
active material
layers
electroactive actuator
electrode layers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60325884T
Other languages
German (de)
English (en)
Inventor
James Allan
David Henry Pearce
Richard Topliss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
1 Ltd
Original Assignee
1 Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GBGB0226846.4A external-priority patent/GB0226846D0/en
Priority claimed from GB0229927A external-priority patent/GB0229927D0/en
Priority claimed from GB0307160A external-priority patent/GB0307160D0/en
Priority claimed from GB0311676A external-priority patent/GB0311676D0/en
Application filed by 1 Ltd filed Critical 1 Ltd
Application granted granted Critical
Publication of DE60325884D1 publication Critical patent/DE60325884D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H10N30/204—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using bending displacement, e.g. unimorph, bimorph or multimorph cantilever or membrane benders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/01—Manufacture or treatment
    • H10N30/08—Shaping or machining of piezoelectric or electrostrictive bodies
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/01—Manufacture or treatment
    • H10N30/09—Forming piezoelectric or electrostrictive materials
    • H10N30/093—Forming inorganic materials
    • H10N30/097—Forming inorganic materials by sintering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
    • H04R2217/01—Non-planar magnetostrictive, piezoelectric or electrostrictive benders

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Vehicle Body Suspensions (AREA)
  • Micromachines (AREA)
  • Power Steering Mechanism (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Valve Device For Special Equipments (AREA)
  • Fluid-Damping Devices (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
DE60325884T 2002-11-19 2003-11-11 Elektroaktiver aktuator Expired - Lifetime DE60325884D1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GBGB0226846.4A GB0226846D0 (en) 2002-11-19 2002-11-19 Curved electro-active actuators with integral terminals
GB0229927A GB0229927D0 (en) 2002-12-24 2002-12-24 Curved electro-active actuator configuration
GB0307160A GB0307160D0 (en) 2003-03-28 2003-03-28 Ceramic actuator and loudspeaker
GB0311676A GB0311676D0 (en) 2003-05-21 2003-05-21 Ceramic actuator, method of manufacturing and uses thereof
PCT/GB2003/004862 WO2004047192A2 (fr) 2002-11-19 2003-11-11 Actionneur electro-actif

Publications (1)

Publication Number Publication Date
DE60325884D1 true DE60325884D1 (de) 2009-03-05

Family

ID=32329937

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60325884T Expired - Lifetime DE60325884D1 (de) 2002-11-19 2003-11-11 Elektroaktiver aktuator

Country Status (9)

Country Link
US (1) US20050269906A1 (fr)
EP (1) EP1563550B1 (fr)
JP (1) JP2006509490A (fr)
KR (1) KR20050074634A (fr)
AT (1) ATE421170T1 (fr)
AU (1) AU2003283543A1 (fr)
DE (1) DE60325884D1 (fr)
TW (1) TW200423788A (fr)
WO (1) WO2004047192A2 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0303150D0 (en) * 2003-02-12 2003-03-19 1 Ltd Method and apparatus for manufacturing ceramic devices
WO2006087408A1 (fr) 2005-02-15 2006-08-24 Nokia Corporation Element actionneur piezoelectrique pour micromouvement
KR100979522B1 (ko) * 2007-08-10 2010-09-02 재단법인서울대학교산학협력재단 열가소성 물질을 이용한 나선형 압전 액츄에이터의제조방법 및 그로부터 제조된 나선형 압전 액츄에이터 및초소형 초음파 모터
JP4944159B2 (ja) * 2009-06-02 2012-05-30 Ｔｄｋ株式会社 圧電アクチュエータ及び圧電アクチュエータの製造方法
DE102013020496A1 (de) * 2013-12-11 2015-06-11 Airbus Defence and Space GmbH Aktuatormontageverfahren und Herstellverfahren für eine Eisschutzvorrichtung sowie Montagevorrichtung
NZ741473A (en) 2015-09-14 2024-07-05 Wing Acoustics Ltd Improvements in or relating to audio transducers
JP6663081B2 (ja) * 2016-11-14 2020-03-11 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 電気活性アクチュエータの剛性制御
WO2018167538A1 (fr) 2017-03-15 2018-09-20 Wing Acoustics Limited Améliorations apportées ou se rapportant à des systèmes audio
TW201904310A (zh) 2017-03-22 2019-01-16 紐西蘭商威恩音響有限公司 有關於聲頻轉換器、薄型電子裝置及鉸鏈系統的系統、方法及裝置
JP7073646B2 (ja) * 2017-07-26 2022-05-24 ヤマハ株式会社 トランスデューサ
CN111629841B (zh) * 2018-01-22 2022-04-29 华为技术有限公司 带电活性聚合物弯曲构件的音频显示屏
US11131907B2 (en) * 2018-12-19 2021-09-28 Lintec Of America, Inc. Device sweeper

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2877363A (en) * 1954-10-29 1959-03-10 Tibbetts Lab Inc Transducer leads
US3816774A (en) * 1972-01-28 1974-06-11 Victor Company Of Japan Curved piezoelectric elements
US4240002A (en) * 1979-04-02 1980-12-16 Motorola, Inc. Piezoelectric transducer arrangement with integral terminals and housing
US4404489A (en) * 1980-11-03 1983-09-13 Hewlett-Packard Company Acoustic transducer with flexible circuit board terminals
JPS61205100A (ja) * 1985-03-08 1986-09-11 Murata Mfg Co Ltd 圧電発音体
US4633122A (en) * 1985-06-18 1986-12-30 Pennwalt Corporation Means for electrically connecting electrodes on different surfaces of piezoelectric polymeric films
DE69026765T2 (de) * 1989-07-11 1996-10-24 Ngk Insulators Ltd Einen piezoelektrischen/elektrostriktiven Film enthaltende piezoelektrischer/elektrostriktiver Antrieb
US5404067A (en) * 1990-08-10 1995-04-04 Siemens Aktiengesellschaft Bonded piezoelectric bending transducer and process for producing the same
JP3222220B2 (ja) * 1992-10-19 2001-10-22 株式会社村田製作所 チップ型圧電共振子の製造方法
US6420819B1 (en) * 1994-01-27 2002-07-16 Active Control Experts, Inc. Packaged strain actuator
JPH09148643A (ja) * 1995-11-24 1997-06-06 Sony Corp アクチュエータ及びその製造方法
GB9818719D0 (en) * 1998-08-28 1998-10-21 New Transducers Ltd Vubration exciter
CN100375307C (zh) * 1999-12-21 2008-03-12 1...有限公司 电活化装置
GB0115073D0 (en) * 2001-06-20 2001-08-15 1 Ltd Camera lens positioning using an electro-active device

Also Published As

Publication number Publication date
EP1563550A2 (fr) 2005-08-17
US20050269906A1 (en) 2005-12-08
JP2006509490A (ja) 2006-03-16
WO2004047192A3 (fr) 2004-11-11
ATE421170T1 (de) 2009-01-15
EP1563550B1 (fr) 2009-01-14
AU2003283543A1 (en) 2004-06-15
KR20050074634A (ko) 2005-07-18
WO2004047192A2 (fr) 2004-06-03
TW200423788A (en) 2004-11-01

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Legal Events

Date Code Title Description
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